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/* vi: set sw=4 ts=4: */
/*
* pivot_root.c - Change root file system. Based on util-linux 2.10s
*
* busyboxed by Evin Robertson
* pivot_root syscall stubbed by Erik Andersen, so it will compile
* regardless of the kernel being used.
*
* Licensed under GPL version 2, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
extern int pivot_root(const char * new_root,const char * put_old);
int pivot_root_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int pivot_root_main(int argc, char **argv)
{
if (argc != 3)
bb_show_usage();
if (pivot_root(argv[1], argv[2]) < 0) {
/* prints "pivot_root: <strerror text>" */
bb_perror_nomsg_and_die();
}
return EXIT_SUCCESS;
}
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